Recording apparatus including reading unit for checking nozzle check pattern

A recording apparatus comprising:

• a recorder performing recording on a medium;
• a medium transportation path through which the medium after the recording performed thereon by the recorder is transported;
• a reading unit that is a unit extending in a width direction intersecting a medium transportation direction of the medium transported through the medium transportation path and that reads the medium transported through the medium transportation path;
• and
• a pair of frames supporting the reading unit, wherein
• the pair of frames includes a first frame and a second frame that is disposed with an interval provided between the first frame and the second frame in the width direction,
• the reading unit includes a housing structure accommodating a reading sensor, which reads the medium,
• at least one of the first frame and the second frame is provided with an opening portion penetrable by at least a part of the housing structure,
• the first frame and the second frame support the housing structure, which passes through the opening portion, to be disposed between the first frame and the second frame, and
• a size of the opening portion allows the housing structure to pass through along the width direction withe the reading sensor from one end in a longitudinal direction of the reading unit.